Along with other updates, Apple has released the watchOS 7.4 beta 4 for developers to test and install.
watchOS 7.4 Beta 4
This can be downloaded over-the-air via the Watch app on iPhone in General > Software Update. Or, the profile can be downloaded from the Apple Developer Center.
Features coming with watchOS 7.4:
- Unlock your iPhone with an Apple Watch running watchOS 7.4. This is a good feature for people wearing face masks.